September 6, 2014
2015 Audi S6, S6 Avant and RS6 Avant
Along with their updated A6/A6 Avant/A6 Allroad lines, Audi has announced the facelifted 2015 versions of its sports line, V8-powered 6-series vehicles: the S6, S6 Avant and the RS6 Avant.…
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